66868479

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{641}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 98749872

約数和(自身を除く): 31881393

約数列:

[1, 3, 9, 67, 173, 201, 519, 603, 641, 1557, 1923, 5769, 11591, 34773, 42947, 104319, 110893, 128841, 332679, 386523, 998037, 7429831, 22289493, 66868479]

約数ペア:

[(1, 66868479), (3, 22289493), (9, 7429831), (67, 998037), (173, 386523), (201, 332679), (519, 128841), (603, 110893), (641, 104319), (1557, 42947), (1923, 34773), (5769, 11591)]